Sony XBR-55X900H Service Manual page 76

2020/06/27 06:31:32 (GMT+09:00)
5.1 IR Remote Commander Error
IR remote commander does not
respond
SECTION 1
S E C T I O N 3
T R O U B L E S H O O T I N G
Check harness connection
between B-board and Smart Core
NG
Change harness between B-board
to Smart Core harness
NG
Change Smart Core
NG
Change B-board
Main device issue
SECTION 2 SECTION 3
OK
OK
OK
SECTION 4 SECTION 5
Harness connection
issue
B-board to Smart Core harness
issue
Smart Core issue
SECTION 6
76
SYS SET